<?php

$popupId = isset($popupId) ? $popupId : "popup";
$popupClass = isset($popupClass) ? $popupClass : "window";
$popupContent = isset($popupContent) ? $popupContent : "<p>This is a sample pop up</p>";

echo "<did id=\"$popupId\" class=\"$popupClass\">\n";
echo $popupContent;
echo "\n</div>";
echo "\n<div class=\"dummy\"></div>";

?>